Operation Of Link Relays And Link Registers - Panasonic FP7 User Manual

4.1.2 Operation of Link Relays and Link Registers

 Link relay
If the link relay L0 of the source station (No.1) goes on, it is reflected into the ladder programs
of the other station, and Y0 is output on it.
R0
L0
PLC
R0
F0, MV, K100, LD0
No.1 Link register
LD 0
 Link register
If the constant 100 is written into LD0 of the source station no.1, LD0 of the other station no.2
is also changed to the constant 100.
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L0
PLC
No.2 Link register
LD 0
100
4.1 Operation of PLC link MEWNET-W0
Y0
L0
PLC
RS485
No.3 Link register
100 LD 0
Y0
L0
PLC
No.4 Link register
100 LD 0
Y0
100
4-3